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Digital SAT
Digital SAT Mathematics - Calculator Section

Magnitude of a Complex Number

Easy Additional Math Topics Complex Numbers

Consider the complex number $z = 3 + 4i$. The magnitude of a complex number $z = a + bi$ is given by the formula:

$$ |z| = ext{sqrt}(a^2 + b^2) $$

Using this formula, calculate the magnitude of the complex number $z = 3 + 4i$. Enter the value of the magnitude in the grid below as a decimal, rounded to two decimal places.

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